Tabletop air freshener diffuser



FIG. 1 is a perspective view of a tabletop air freshener diffuser showing my new design;

FIG. 2 is a right view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental design for a tabletop air freshener diffuser, as shown. 